design

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design

1016 links - and 6 categories

Antennas : Antenna Calculators
  • Magnetic Loop calculator - Magnetic loop antenna calculator and loop antenna design program for windows let you calculate dimensions for magnetic loops antennas, in german
    [ Hits: 6738 | Votes: 36 | Rating: 4.61 ]
Antennas : Collinear
  • Design your Own Super J Pole - Javascript for calculating the lengths of tubing to be used for the construction of a Super J-Pole in a collinear design
    [ Hits: 18228 | Votes: 36 | Rating: 6.71 ]
Antennas : Dipole
  • Dipole antenna - Overview, summary, tutorial about the dipole antenna or dipole aerial that is widely used on its own and as the basis for other antenna designs.
    [ Hits: 3184 | Votes: 1 | Rating: 3 ]
  • K7MEM - Inverted V Antenna Design - Inverted V antennas is a dipole with the center raised on a mast and the endpoints near ground. Calculate dimensions online.
    [ Hits: 4431 | Votes: 13 | Rating: 6.61 ]
Antennas : Feed Lines
  • Comparator-based RF switch - This is a concept paper, not a constuction article. There are too many variables to propose a one size fits all design. However, this paper should give you the basic idea how to do it
    [ Hits: 779 | Votes: 1 | Rating: 5 ]
Antennas : Folded Dipole Antennas : Homebrewing Techniques
  • Radial System Design - Are the lengths of antenna radials related to the height of a vertical? By N6LF
    [ Hits: 859 | Votes: 1 | Rating: 5 ]
Antennas : Portable
  • Pocket Loop Antenna - The Pocket Loop is a small magnetic loop antenna designed for a carry anywhere operation, it disassembles in 33 centimeters pieces that can be carried even on an attach handbag.
    [ Hits: 1857 | Votes: 0 | Rating: 0 ]
  • WE6W Field Day Antena design - Interesting article on how build your own field day antenna
    [ Hits: 1171 | Votes: 0 | Rating: 0 ]
Antennas : Quagi Antennas : Traps
  • TrapDip - This program let you design and performance of 2-band trapped dipole antennas including trap design.
    [ Hits: 4304 | Votes: 4 | Rating: 3.25 ]
  • CoaxTrap - This program let you design of antenna trap using length of coaxial line wound as solenoid on a coil former.
    [ Hits: 5521 | Votes: 10 | Rating: 3.7 ]
  • VE6YP CoaxTrap - The Coax trap program computes design parameters for the construction of coaxial traps for HF usage. Typically these are constructed from PVC tube and RG58/59 coax
    [ Hits: 7442 | Votes: 26 | Rating: 6.54 ]
Antennas : Tuners
  • Z Match for High RF power - Based on VK5BR's Z-Match and designed for High RF Power covers 160 to 10 meters by VK6YSF
    [ Hits: 4799 | Votes: 6 | Rating: 7.33 ]
Ham Radio : Clubs : North America : USA : New York
  • The Electchester VHF Club - The electchester vhf club is located in flushing, queens, ny and operates an arrl coordinated, 2 meter, vhf repeater designed for amateur (ham) radio use.
    [ Hits: 566 | Votes: 1 | Rating: 5 ]
Ham Radio : Clubs : Technical Specialty
  • W5HN North Texas Microwave Society - Dedicated to Promoting Activity, the State of the Art in Equipment Design, and the Exchange of Ideas and Technology for the Amateur Bands Above 902 MHz
    [ Hits: 439 | Votes: 1 | Rating: 10 ]
Software : Circuit Design
  • ExpressPCB - Free PCB software is a snap to learn and use. For the first time, designing circuit boards is simple for the beginner and efficient for the professional.
    [ Hits: 2408 | Votes: 5 | Rating: 5.4 ]
Software : Internet Linking
  • Ipox5 radio link system - Ipox5 is the freeware version of a commercial radio linking system, designed for amateur, nhw, emergency communications etc. It is optimised for mobile broadband and difficult IP links. It allows PC access, and up to 100 users on your link at one time. Usefull for multiple PMR446 use on very large sites. Works under Windows 98, XP, Vista, and Linux (under Wine)
    [ Hits: 1421 | Votes: 1 | Rating: 10 ]
Software : Voice tools
  • Codec 2 - Codec2 is an open source low bit rate speech codec designed for communications quality speech at around 2400 bit/s. Applications include low bandwidth HF/VHF digital radio.
    [ Hits: 1239 | Votes: 0 | Rating: 0 ]
Technical Reference : Amplifiers : HF Amplifiers
  • 4 x 813's RF Amplifier Deck - This amp project was an exercise in cheap! The design criteria was to use only components in the JUNQUE BOX
    [ Hits: 12400 | Votes: 19 | Rating: 5.47 ]

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